October 2017 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

23 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 3 planetinius įvykius.

Dienos dangaus reiškiniai

Visi laikai nurodyti vietos laiku (Asia/Shanghai)

Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

October 2017 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.2
Žvaigždynas: Libra
Angular diameter: 4.7"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 13h37m43s
Deklinacija: -09°39'50"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Libra
Angular diameter: 10.8"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascensija: 12h05m01s
Deklinacija: +01°06'03"

Mars

Excellent
Regimasis ryškis: 1.8
Žvaigždynas: Virgo
Angular diameter: 3.8"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascensija: 11h43m48s
Deklinacija: +03°01'05"

Jupiter

Excellent
Regimasis ryškis: -1.7
Žvaigždynas: Libra
Angular diameter: 30.7"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Rektascensija: 13h56m46s
Deklinacija: -10°50'44"

Saturn

Excellent
Regimasis ryškis: 0.5
Žvaigždynas: Sagittarius
Angular diameter: 15.8"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascensija: 17h30m28s
Deklinacija: -22°13'46"

Uranus

Fair
Regimasis ryškis: 5.7
Žvaigždynas: Aries
Angular diameter: 3.7"
Status: near eastern quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Rektascensija: 01h40m01s
Deklinacija: +09°44'24"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Pisces
Angular diameter: 2.3"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Rektascensija: 22h54m32s
Deklinacija: -07°58'42"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Leo
Angular diameter: 12319.0"
Status: Moon illumination 23.7%

Observation tip: Moon illumination 23.7%; good for observing lunar surface detail

Rektascensija: 09h43m55s
Deklinacija: +13°43'42"